Ethyl gallate is a food additive with E number E313. It is the ethyl ester of gallic acid. Ethyl gallate is added to food as an antioxidant. Though found naturally in a variety of plant sources including walnuts, ethyl gallate is produced from gallic acid and ethanol.

Function:
1. Acts as an antioxidant and helps to protect our cells against oxidative damage.
2. Have anti-fungal and anti-viral properties.
3. Was found to show cytotoxicity against cancer cells, without harming healthy cells.
4. Used as a remote astringent in cases of internal haemorrhage.
5. Used to treat albuminuria and diabetes. Some ointment to treat psoriasis and external haemorrhoids contain gallic acid.